Richard M. Gaddis, DO

A portrait of Richard M. Gaddis, DO.

Board Certification

  • American Board of Internal Medicine

Board Certification Specialty

  • Internal Medicine

Medical School

  • The Texas College of Osteopathic Medicine

Residency

  • The Cleveland Clinic Foundation

About Dr. Gaddis

Dr. Richard Gaddis, DO, is a board-certified Internal Medicine physician with more than 25 years of practice experience in East Tennessee. He trained at the Cleveland Clinic Foundation in Cleveland, Ohio, and colleagues recognize him for managing complex cases by uncovering the root causes of disease rather than simply treating symptoms. His approach emphasizes relief, resolution, prevention, and recovery, empowering patients to restore health from the inside out. These insights are developed through long-term physician-patient relationships, where patterns emerge and underlying causes are identified over a series of visits.

Dr. Richard Gaddis has extensive experience in chronic disease management, autoimmune disorders, cardiology, endocrinology, and integrative diagnostics. He is known for his whole-person philosophy, equipping patients with the tools and strategies they need to achieve long-term wellness. In addition to his clinical practice, he has served as a medical volunteer and humanitarian, supporting nonprofits with both medical relief and logistical expertise locally and abroad.

A devoted family man, Dr. Richard Gaddis is the father of 16 children and grandfather of 11, with seven proud graduates of the University of Tennessee. He is also an active church member and enjoys sports, music, and community life. Patients describe him as a physician who combines deep expertise with genuine compassion—an advocate who is truly in their corner.

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